Rev-up engine oil consumption (2005-2007 manual cars)
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What causes "Rev-up engine oil consumption (2005-2007 manual cars)" on the Infiniti G35 (V35, 2003-2007 sedan and coupe), and how is it fixed?
Infiniti's bulletin addresses low oil level; an owner guide blames soft piston rings on early 2005 6MT cars and PCV blow-by more generally. Fix: Check the oil often.
Symptoms
Low oil level between changes.
Cause
Infiniti's bulletin addresses low oil level; an owner guide blames soft piston rings on early 2005 6MT cars and PCV blow-by more generally.
Fix (summary)
Check the oil often. Under ITB08-002d the dealer measures consumption and replaces the engine if it fails. Ask for records on a used car.
Related parts
Related build entries
Other V35 problems
- Recall: crank and cam position sensors can cause stalling or a no-start (2003)
- Recall: fuel filler hose can crack and leak (2003-2004)
- Recall: passenger seat sensor harness can disable the airbag (2005-2007)
- Recall: fuel pump outlet hose may not be attached (2003)
- Recall: brake stop lamp switch can malfunction (2003)
- Community-reported: trunk lid wiring harness frays
More for this car
- All Infiniti G35 (V35, 2003-2007 sedan and coupe) fitment answers · V35 common problems
- Newsletter archive: past issues with every new and corrected entry
Sources
- ITB08-002d: 2005-2007 G35; Engine Oil Level Is Low — Infiniti technical service bulletin (PDF attachment hosted on g35driver.com) (mfr spec; read 2026-10-26; full page read)
- Owners of VQ oil consumption — G35Driver (forum) (forum thread; read 2026-10-26; full page read)
- Infiniti G35: a buyer's guide — Grassroots Motorsports (forum post) (forum thread; read 2026-10-26; full page read)Early 2005 6MT cars had soft piston rings.
Summaries are in our own words. Not repair instructions; consult the factory service manual.
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